Home / 4,118.06-6,177.18-1,343.90

Finding the Fourth Proportional to 4,118.06, 6,177.18 and 1,343.90

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Solution

The fourth proportional to 4,118.06, 6,177.18 and 1,343.90 is: 2,015.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,118.06 : 6,177.18 = 1,343.90 : x
  2. Step 2: Convert to fraction form
    4,118.06/6,177.18 = 1,343.90/x
  3. Step 3: Cross multiply
    4,118.06x = 6,177.18 × 1,343.90
  4. Step 4: Simplify right side
    4,118.06x = 8,301,512.20
  5. Step 5: Solve for x
    x = 8,301,512.20/4,118.06
  6. Step 6: Final answer
    x = 2,015.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.